| Message ID | 20240806004024.2014080-3-rory@candelatech.com |
|---|---|
| State | New |
| Headers | show |
| Series | wifi: ath10k: Fixed locking bug when setting bitrates. | expand |
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 7579a1cd7d15..a1a13b9ad465 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -9502,9 +9502,9 @@ static int ath10k_mac_op_set_bitrate_mask(struct ieee80211_hw *hw, ar->normal_mode_fw.fw_file.fw_features); if (allow_pfr) { mutex_lock(&ar->conf_mutex); - ieee80211_iterate_stations_atomic(ar->hw, - ath10k_mac_clr_bitrate_mask_iter, - arvif); + ieee80211_iterate_stations_mtx(ar->hw, + ath10k_mac_clr_bitrate_mask_iter, + arvif); mutex_unlock(&ar->conf_mutex); }
This operation requires some blocking calls, which causes issues when attempting to guard this iteration's critical section with an RCU lock. Instead, we will take advantage of the held wiphy mutex to protect this operation. Signed-off-by: Rory Little <rory@candelatech.com> --- drivers/net/wireless/ath/ath10k/mac.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)